Red-headed/Redheaded Flea Beetle - Cooperative Extension: Cranberries - University of Maine Cooperative Extension

Order: Coleoptera || Family: Chrysomelidae Scientific Name: Systena frontalis (F.)

: Redheaded flea beetle on the rim of a 12″-diameter insect sweep net (Be looking for these guys late in the season, August and September)

: Redheaded flea beetle inside a sweep net

: Redheaded Flea Beetle (Systena frontalis) (the patch of red on the top of its head is apparent in this photo)

: Several Redheaded flea beetles (Late August 2009) (inside a sweep net)

: Three Redheaded flea beetles (Late August 2009) (inside a sweep net)

: Redheaded Flea Beetles (Columbia Falls, ME; 9/11/2014)

: Redheaded Flea Beetle sitting on a cranberry (Columbia Falls, ME; 8/27/2009)

: Maine cranberry leaves injured by Redheaded flea beetles (Photographed 9/9/2014) (adults feed on primarily the undersides of the leaves)

: A cranberry leaf showing redheaded flea beetle feeding injury to the underside of the leaf (Columbia Falls, ME; 8/27/2009)

General Notes: Redheaded flea beetles have at least 40 different host plants, including cranberry. In cranberry, the adult beetles feed primarily on the undersides of leaves, usually leaving the top leaf surface intact. They will also gouge berries, however. Overall, when